In​ manufacturing, excess capacity can be used to A. do fewer​ setups, lengthen production​ runs, and drive down inventory costs. B. do fewer​ setups, shorten production​ runs, and drive down inventory costs. C. do more​ setups, lengthen production​ runs, and drive down inventory costs. D. do more​ setups, shorten production​ runs, and drive down inventory costs.